CFR›Title 43›Subtitle B›Chapter II›Part 3870›Subpart 3873 ContainsSections 3873.1–3873.3CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Subpart 3873—Segregation Sections 3873.1 § 3873.1 Segregation of mineral from non-mineral land. 3873.2 § 3873.2 Effect of decision that land is mineral. 3873.3 § 3873.3 Non-mineral entry of residue of subdivisions invaded by mining claims. Source35 FR 9760, June 13, 1970, unless otherwise noted. Previous 3872 Subpart 3872—Protests, Contests and Conflicts